Looking for breakthrough ideas for innovation challenges? Try Patsnap Eureka!

Helicopter engine start control circuit

A technology for engine start and start control, which is applied to aircraft power units, aircraft parts, transportation and packaging, etc., and can solve problems such as the safety impact of helicopters

Active Publication Date: 2017-06-06
HARBIN
View PDF5 Cites 0 Cited by
  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] Its disadvantage is: under normal circumstances, when the engine is started or the engine is running cold, the driver is required to release the rotor brake. If the driver forgets to release the rotor brake due to driver error, it will affect the safety of the helicopter.

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View more

Image

Smart Image Click on the blue labels to locate them in the text.
Viewing Examples
Smart Image
  • Helicopter engine start control circuit
  • Helicopter engine start control circuit

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0020] The present invention will be described in further detail below. see figure 2 ,

[0021] Helicopter engine starting control circuit, including a starting control switch 1, a starting control module 2, a parking control module 3, a speed control module 4, a parking solenoid valve 5, an engine starting ignition device 6, and a rotor brake control device 7, wherein the starting control switch 1 The parking control terminal of the parking control module 3 is connected to the input terminal of the parking control module 3, the parking control module 3 is connected to the parking solenoid valve 5 through a diode, the flight control terminal and the idle control terminal of the starting control switch 1 are connected to the input terminal of the engine starting control module 2, and the starting control The module 2 is connected to the control end of the second contactor 9, the speed control module 4 is connected to the control end of the first contactor 8, the rotor brake c...

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

PUM

No PUM Login to View More

Abstract

The invention belongs to the helicopter avionics design technical field, and especially relates to an engine starting control circuit; a starting circuit is added with a rotor brake control device; the control circuit can control a starting state of the engine; so when driver maloperation causes the rotor brake to be in a brake state, the driver cannot start up the engine.

Description

technical field [0001] The invention belongs to the technical field of helicopter avionics design, in particular to an engine start control circuit. Background technique [0002] The current helicopter engine start control circuit can be found in figure 1 , which includes a starting control switch 1, a starting control module 2, a parking control module 3, a speed control module 4, a parking solenoid valve 5, an engine starting ignition device 6, and a rotor brake control device 7, wherein the parking control terminal of the starting control switch 1 It is connected to the input terminal of the parking control module 3, the parking control module 3 is connected to the parking solenoid valve 5 through a diode, the flight control terminal and the idle control terminal of the starting control switch 1 are connected to the input terminal of the engine starting control module 2, and the starting control module 2 is connected to the first The control terminals of the two contacto...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

Application Information

Patent Timeline
no application Login to View More
Patent Type & Authority Patents(China)
IPC IPC(8): B64D31/06
Inventor 李昊晗檀婧杰马彦鹏李存杨春宝
Owner HARBIN
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Patsnap Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Patsnap Eureka Blog
Learn More
PatSnap group products

Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.

© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com